By the use of this protocol, a simple and reliable serial communication program can be designed to satisfy the need of data serial communication between the devices in automatic control system.
采用该协议可以设计出简单可靠的串行通信程序，能够满足自动化系统中设备之间的数据通信要求。
By the use of this protocol, a simple and reliable serial communication program can be designed to satisfy the need of data serial communication between the devices in automatic control system.
采用该协议可以设计出简单可靠的串行通信程序，能够满足自动化系统中设备之间的数据通信要求。
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